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>> QY40K Truck Crane
QY40K Truck Crane
Self-made special truck crane chassis,powerful and environmental engine with output 266 kw/2200 rpm and torque 1460N.m/1400 rpm,greatly improve overall travel performance.
Excellent perfomance.The product fills the gap of 40t class truck crane in the domestic market.The lifting and traveling performance is in the lead of domestic similar products and also in the world advanced level.Larger outrigger span,good operation stability and 360 o full swing,2-section lattice jib with 3 kinds of offset angle and single top increase crane operation application.
Same type of main and auxiliaty winch use drum built-in planetary gear reducer,hoisting speed can be regulated in proportion by variable displacement motor to realizevarious speeds such as low speed for heavy duty and heavy duty and high speed for light duty to increase working efficiency.
Swing system with free sliding funding uses planetary gear reducer and constant closed brake,and drive spur gear type slewing ring by motor,swing system is fitted with a buffer valve to realize free sliding and fine motion control.
Five-section ovoid telescopic boom,two-section side-mounted jib,single cylinder front supported for elevating,fully hydraulic control and double 'H'-shaped outriggers.
Well-equipped safely protection device such as automatic load moment limiter,overload and over-winding cutout device increase the safely for crane opertion.
Adoption of hydraulic pilot control technology,two joystick handles realize all control movements on crane superstructure and improve crane fine motion control and operating comfortableness.Control components are integrated modular designed for little energy loss and high efficiency.High accurate hard pipe and ferrule-type compression joint improve the cleaning in hydraulic system and avoid leakage so as to ensure high reliability for hydraulic system.
Advanced and reliable manufacture technology of NC laser and plasma cutting,NC machining center and first class general assembly line guarantee the overall machine conformability and reliability.
Ergonomically designed two cabs are accord with ISO standard,and air-conditioner in crane superstructrue and carrier,The driver's cab is luxury full-width cab,spacious and comfortable,equipped with shock-absorption adjustable seat for reducing harmful shake and easing driver's tiredness.The operator's cab is mounted at right side,all-round streamlined shape,and equipped with LC display monitor for a clear glance of all operation.
QY40K plateau type is available for seliction of customers in plateau area,is suitable for operation in high altitude land with special working environment of heavy wind and sand,lower temperature,rare and strong ultra-vioet.

Total rated lifting load for boom (Table1)
Oviform boom with outrigger fully extend to 6.6m
Without 5th outrigger,boom over side or rear;With 5th outrigger,360 o full swing
Working radius
Base boom
10.70m
Mid extend boom
14.38m
Mid extend boom
18.05m
Mid extend boom
23.56m
Mid extend boom
29.08m
Mid extend boom
34.60m
Full extend boom 40.10m
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
3
40000
10.9
3.5
40000
10.6
33000
14.6
26000
18.5
4
34000
10.3
30000
14.4
26000
18.3
18000
24.0
4.5
31000
10.0
27500
14.2
24500
18.2
18000
23.9
5
27500
9.7
26000
14.0
22000
18.0
16500
23.8
5.5
25000
9.3
23000
13.7
20500
17.8
16200
23.6
13500
29.4
6
22000
8.7
19500
13.4
19000
17.6
15500
23.5
13000
29.2
10500
34.9
6.5
19000
8.3
18000
13.1
18000
17.3
14800
23.3
12200
29.1
10000
34.8
7
17000
7.7
16500
12.8
16500
17.1
14200
23.1
11000
29.0
9500
34.7
7800
40.4
8
13500
6.2
13500
12.0
13800
16.5
12500
22.7
10500
28.6
9000
34.4
7400
40.1
9
10800
3.5
12000
11.0
11000
15.8
11500
22.2
10000
28.3
8300
34.1
7000
39.9
10
9500
9.8
9200
15.1
10000
21.7
9000
27.9
7600
33.8
6500
39.6
12
7200
6.2
6500
13.2
7800
20.5
7800
26.9
6800
33.0
5800
38.9
14
4300
10.5
5600
18.9
6200
25.8
5800
32.1
5100
38.2
16
3200
5.8
4200
17.0
4600
24.4
5100
31.0
4500
37.3
18
3200
14.4
3400
22.7
4000
29.8
3800
36.2
20
2200
10.9
2600
20.8
3100
28.3
3000
35.0
22
2000
18.3
2400
26.6
2400
33.7
24
1600
15.2
1800
24.6
2000
32.1
26
1100
10.7
1200
22.2
1500
30.4
28
1000
19.3
1100
28.4
30
750
15.3
850
26.0
32
600
23.3
Parts of Line
12
10
8
5
4
3
3
Hook block weight 470kg

Total rated lifting load for boom (Table1)
Oviform boom with outrigger half extend to 5m
Without 5th outrigger,boom over side or rear;With 5th outrigger,360 o full swing
Working radius
Base boom
10.70m
Mid extend boom
14.38m
Mid extend boom
18.05m
Mid extend boom
23.56m
Mid extend boom
29.08m
Mid extend boom
34.60m
Full extend boom 40.10m
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
3
38000
10.9
3.5
34000
10.6
28000
14.6
24000
18.5
4
28000
10.3
26000
14.4
23000
18.3
16000
24.0
4.5
26000
10.0
25000
14.2
21000
18.2
16000
23.9
5
24000
9.7
22000
14.0
18500
18.0
15500
23.8
5.5
20500
9.3
20000
13.7
17500
17.8
15000
23.6
12000
29.4
6
17000
8.7
16500
13.4
16000
17.6
14500
23.5
11500
29.2
9500
34.9
6.5
15000
8.3
14500
13.1
15000
17.3
13800
23.3
11000
29.1
9000
34.8
7
12000
7.7
11500
12.8
11000
17.1
11600
23.1
10500
29.0
8500
34.7
7500
40.4
8
9500
6.2
9200
12.0
9200
16.5
10500
22.7
9500
28.6
8000
34.4
7200
40.1
9
7500
3.5
7000
11.0
7100
15.8
8500
22.2
8200
28.3
7600
34.1
6800
39.9
10
5500
9.8
5500
15.1
7000
21.7
7500
27.9
7200
33.8
6200
39.6
12
3500
6.2
3400
13.2
4800
20.5
5200
26.9
5400
33.0
5000
38.9
14
2100
10.5
3300
18.9
3500
25.8
4000
32.1
3800
38.2
16
1300
5.8
2300
17.0
2800
24.4
3000
31.0
2800
37.3
18
1400
14.4
2000
22.7
2200
29.8
2200
36.2
20
800
10.9
1200
20.8
1400
28.3
1600
35.0
22
700
18.3
1000
26.6
1300
33.7
24
600
24.6
850
32.1
Parts of Line
12
10
8
5
4
3
3
Hook block weight 470kg

Total rated lifting load for jib (Table2)
Outrigger full extend 6.6m,without 5th outrigger,boom over side or over rear;with 5th outrigger,360 o full swing
Boom length 40.1m
Jib length 8.5m 15m
Jib offset
0 o
15 o
30 o
0 o
15 o
30 o
Boom angle
(m)
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
Lifting Load
(kg)
Lifting Height
(m)
78 o
4000
48.8
2700
48.1
2400
47.1
2000
55.1
1400
53.8
1100
51.7
75 o
3600
48.0
2500
47.3
2300
46.1
2000
54.2
1200
52.8
1000
50.5
72 o
3200
47.2
2300
46.3
2200
45.1
1800
53.3
1150
51.6
980
49.2
70 o
2800
46.5
2100
45.6
2000
44.3
1600
52.5
1050
50.8
950
48.3
65 o
2200
44.7
1800
43.6
1800
42.2
1400
50.4
950
48.4
860
45.7
60 o
1700
42.5
1400
41.6
1300
39.8
1200
48.0
800
45.7
820
42.8
55 o
1000
40.0
800
38.7
800
37.1
800
45.2
700
42.7
600
39.6
50 o
450
37.2
400
35.8
350
34.1
Outrigger half extend 5m,without 5th outrigger,boom over side or rear;with 5th outrigger,360 o full swing
78 o
4000
48.8
2700
48.1
2400
47.1
2000
55.1
1400
53.8
1100
51.7
75 o
3600
48.0
2500
47.3
2300
46.1
2000
54.2
1200
52.8
1000
50.5
72 o
2500
47.2
2200
46.3
1900
45.1
1800
53.3
1150
51.6
980
49.2
70 o
1800
46.5
1700
45.6
1500
44.3
1600
52.5
1000
50.8
940
48.3
65 o
900
44.7
800
43.6
700
42.2
800
50.4
700
48.4
600
45.7
60 o
400
42.5
300
41.6
300
39.8
300
48.0
200
45.7
200
42.8
Hook block weight 100kg(For 4t load)

Notes:
?The total rated load in the tablesis the max.lifting capacity for the crane set up on firm and level ground,which do not exceed 75% of tipping load.
?Each total rated load includes the weight of hook block and slings.
?The working radii in the tables include the actual value of boom deflection under load, and the lidting height is for reference.
?75% of tipping load takes into account wind force 7,i.e. lifting operation is still permissible under the condition of wind pressure 125 N/m 2 .
?The total rated load in Table 1 is the max. lifting capacity for the boom without jib, when jib is attached on boom head, 120kg should be reduced from the total rated load for boom.
?Except for lifting with base boom on full-extended outrigger, the boom angle should not be beyond the data in the above tables even with no load.

Main Technical Specifications
Technical Data for Lifting Operation
Classificatory
Item
Unit
Parameter
Dimension Overall length
mm
13050
Overall width
mm
=2750  =2800
Overall height
mm
3430
Weight Dead weight in travel state
kg
39800
Axle load Front axle
kg
13900
Rear axle
kg
25900
Travel performance Travel speed Max. travel speed
km/h
=75

Turning diameter

Min. turning diameter
m
=24
Min. ground clearance
mm
=285
Approach angle
(°)
=16 o
Departure angle
(°)
=11 o
Braking distance (at speed of 30km/h)
m

=10

Max.gradeability
%
=46
Fuel consumption for 100km
L
=46
Power Engine rated output(6CL280-2/SC8DK280Q3)
kW/(r/min.)
206
Engine rated torque(6CL280-2/SC8DK280Q3)
N.m/(r/min.)
1170(1112)
Engine rated speed(6CL280-2/SC8DK280Q3)
rpm.
2200
Lifting Performance Max.total rated lifting load
T
40
Min.rated working radius
m
3
Min.swing radius at counterweight tail
mm
3482
Max.load moment base boom
kN.M
720
Fully-extended boom
kN.M
528
Outrigger span Longitudinal distance/Lateral distance
m
5.65/6.6
Lifting height Base boom
m
=10.9
Fully-extended boom
m
=40.4
Fully-extended boom+Jib
m
=55.1
Boom length Base boom
m
10.7
Fully-extended boom
m
40.1
Fully-extended boom+Jib
m
40.1+15
Working speed Boom raising
s
=88
Boom telescoping Fully-extending/Fully-retracting
s
=180
Max.slewing speed
r/min
=2.0
Outrigger extending and retracting time Outrigger beam extending/retracting synchronously
s
=30/=20
Outrigger jack extending/retracting synchronously
s
=35/=30
Hoistiong speed
(single line)
Main winch with full load/no load
m/min
=110
Auxiliary winch with full load/no load
m/min
=110
© 1958-2008 Yancheng Chinese Crane Supply Corp. Ltd. All Rights Reserved.
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